— Kate, do you know ____ it is from here to the post office?— About twenty minutes’ walk.
There _______ a pen on the desk. It is a black pen.
—Mum, my teacher, Mr. Wang. — Nice to meet you, Mr. Wang.
—John, what’s this _______ English? — It’s a computer.
This is ___ map and that is ____ orange.
---The blue pen is mine. ________ this dictionary?---It’s hers.